A unary relationship can have one or many maximum cardinalities on either side.

Question

Quizplus · Accepted Answer

A unary relationship is a relationship between entities of the same type. It can have one maximum cardinality on either side, indicating that each entity can have at most one related entity of the same type. Alternatively, it can have many maximum cardinalities on either side, indicating that each entity can have any number of related entities of the same type. Therefore, the statement is true.

A Unary Relationship Can Have One or Many Maximum Cardinalities